package com.chixing.day05_oop;

import com.chixing.day04_oop.Car;

//复习
public class ReviewOOP {
    private int age;//成员变量

    public void fun(int age){//形参param，临时变量，作用域范围 就在该方法中
        int a = 10;
        int b = a; //

        //导包
        Car c1 = new Car();
        Car c2 = c1;//

        //继承 Account，SavingAccount,CreditAccount
    }
}
